7217925

素因数分解:

$3^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{673}}^1$

素因数の和:710

約数の個数: 48

約数和(自身を含む): 14040768

約数和(自身を除く): 6822843

約数列:

[1, 3, 5, 11, 13, 15, 25, 33, 39, 55, 65, 75, 143, 165, 195, 275, 325, 429, 673, 715, 825, 975, 2019, 2145, 3365, 3575, 7403, 8749, 10095, 10725, 16825, 22209, 26247, 37015, 43745, 50475, 96239, 111045, 131235, 185075, 218725, 288717, 481195, 555225, 656175, 1443585, 2405975, 7217925]

約数ペア:

[(1, 7217925), (3, 2405975), (5, 1443585), (11, 656175), (13, 555225), (15, 481195), (25, 288717), (33, 218725), (39, 185075), (55, 131235), (65, 111045), (75, 96239), (143, 50475), (165, 43745), (195, 37015), (275, 26247), (325, 22209), (429, 16825), (673, 10725), (715, 10095), (825, 8749), (975, 7403), (2019, 3575), (2145, 3365)]